2455187840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1013}}^1$

素因数の和:1580

約数の個数: 128

約数和(自身を含む): 6726957120

約数和(自身を除く): 4271769280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 541, 560, 640, 896, 1013, 1082, 1120, 2026, 2164, 2240, 2705, 3787, 4052, 4328, 4480, 5065, 5410, 7091, 7574, 8104, 8656, 10130, 10820, 14182, 15148, 16208, 17312, 18935, 20260, 21640, 28364, 30296, 32416, 34624, 35455, 37870, 40520, 43280, 56728, 60592, 64832, 69248, 70910, 75740, 81040, 86560, 113456, 121184, 129664, 141820, 151480, 162080, 173120, 226912, 242368, 283640, 302960, 324160, 346240, 453824, 484736, 548033, 567280, 605920, 648320, 907648, 1096066, 1134560, 1211840, 2192132, 2269120, 2423680, 2740165, 3836231, 4384264, 4538240, 5480330, 7672462, 8768528, 10960660, 15344924, 17537056, 19181155, 21921320, 30689848, 35074112, 38362310, 43842640, 61379696, 70148224, 76724620, 87685280, 122759392, 153449240, 175370560, 245518784, 306898480, 350741120, 491037568, 613796960, 1227593920, 2455187840]

約数ペア:

[(1, 2455187840), (2, 1227593920), (4, 613796960), (5, 491037568), (7, 350741120), (8, 306898480), (10, 245518784), (14, 175370560), (16, 153449240), (20, 122759392), (28, 87685280), (32, 76724620), (35, 70148224), (40, 61379696), (56, 43842640), (64, 38362310), (70, 35074112), (80, 30689848), (112, 21921320), (128, 19181155), (140, 17537056), (160, 15344924), (224, 10960660), (280, 8768528), (320, 7672462), (448, 5480330), (541, 4538240), (560, 4384264), (640, 3836231), (896, 2740165), (1013, 2423680), (1082, 2269120), (1120, 2192132), (2026, 1211840), (2164, 1134560), (2240, 1096066), (2705, 907648), (3787, 648320), (4052, 605920), (4328, 567280), (4480, 548033), (5065, 484736), (5410, 453824), (7091, 346240), (7574, 324160), (8104, 302960), (8656, 283640), (10130, 242368), (10820, 226912), (14182, 173120), (15148, 162080), (16208, 151480), (17312, 141820), (18935, 129664), (20260, 121184), (21640, 113456), (28364, 86560), (30296, 81040), (32416, 75740), (34624, 70910), (35455, 69248), (37870, 64832), (40520, 60592), (43280, 56728)]